Instruction/ maintenance manual of the product hobbylock 604 Pfaff
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OPERATING I NSTRUCT ION I hob by lock MADE FOR PFAFF I I HL-604.
CONTENTS i.Parts name 1 2. Preparation and running the machine 2 3. Notes on the motor 2 4. Drive belt tension 3 5. Lubrication 3 6. Opening and closing the looper cover 3 7. Operating the machine 4 Threading procedure 4 8. Test sewing 5 9. Thread tension and adjustment 6 10.
I. Parts name I Machine Body Overlock stitch looper thread tension regulator chainstitch looper thread tension regulator Lower knife LZ) Double chainstitch looper thread take-up Thread gude bar Presse.
2. Preparation and running the machine I. Preparation This machine must only be used on a perfectly flat and horizontal surface or purpose_built sewing machine table.
Check that the belt tension is correct. The belt should be ad 1 usted so that when the center is pressed with the forefinger, it flexes about l 0mm. 5. Lubrication Get into the habit of always lightly oiling the points indicated before using the machine.
7. Operating the machine I. Precautions When Threading If the machine is mis-threaded it is impossible to obtain a well formed seam. Refer to the threading diagram and thread the machine correctly. Always thread the looper threads first. Make sure that the thread passes correctly between the thread tension regulating discs.
3 Thread the overleck stitch needle thread. 4 Thread the double chainstitch needle thread Leave about 5cm of thread protruding from the needle eyelets. synthetic threads are used, remove the thread from the tension spring and loosen the thread tension regulator before sewing.
9. Thread tension and adjustment The correct thread tension varies depending on the type of cloth and the type and thickness of thread. The correct setting should always be obtained by watching the seam and making the appropriate adjustments. • Correct thread tension Refer to Figs.
10. Main points when sewing Always insert the cloth fully under the presser toot at the start of sewing. This applies both when the machine is first threaded and when it is re-threaded after thread breakages Run the machine slowly for the first one or two stitches.
12. Types of seam and their applications Three following stitch types are obtained by a Simple operation. I . Safety stitch When all 4 threads are used, a safety stitch can be obtained. This may he used for a variety of fabrics varying from lightweight to heavy weight.
Disengaging the overlock stitch looper .To disengage the overlock stitch hoper Open the hoper cover and turn the pufley by hand. When the needle is in its lowest position pull the looper engaging lever down wards. The lever is latched by a spring so be sure to pull it down firmly.
3. Overlook stitch seam Overlock stitching can be obtained by simply using only the overlook stitch needle and looper thread. Before starting always check the following: The knife should be set in its normal position. 2. The looper engaging lever should be in its operating position.
14. Replacing needles •:DBxl needles are recommended for this machine. These are suitable for most types of sewing. Aitfiough the (-orrerA nel-’dle szo depenas on the type of fabric and thickness of thread which you are using, 4 needles are the recom mendable size.
* Replacing knife Push the upper knife holder to the right and insert the knife into it from above. Making sure that the cutting edge faces to the left, tighten it lightly. Next,turn the pulley move the knife to ts lowest position and adlust the upper knife so that the overlap between the front of the upper knife and the lower knife is I.
16. Replacing the drivemotor carbon brushes The carbon brushes must be replaced when they wear down. • Symptoms of worn brushes I . They become noisy. 2 . The motor will not turn at all 3. The motor emits a noise but will not turn. 4 . There are more sparks than usual.
17 Causes of poor sewing and its solution I his machne has Cccii designed to be as easy to use as possible. There is 10 nen br tacIt al 1 ustirieits. Breakdowns sirilear to the ones below occur because of simple adlustrnent errors. They can be cured simply by making the correct ad 1 ustments as described below.
18 Variation of weight of fabric, threads and stitch length Weight of Stitches’per Type of fabric Operation Threads fabric rich Cotton 80— 100 Organdies, tight tricots, Chainstitch 12 8 Silk 80-’-#100 Light traffeta. linings, silk, Overlock Cotton 80’— 100 etc.
21. Accessories Screwdriver 1 Needles (DBxI) Screwdriver (hexagonal head) Oiler (Contained with 50cc.) Upper knife Tweezers 0 Brush for dusting Accessories case Machine head cover Converskn plate.
An important point after buying a device Pfaff hobbylock 604 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Pfaff hobbylock 604 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Pfaff hobbylock 604 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Pfaff hobbylock 604 you will learn all the available features of the product, as well as information on its operation. The information that you get Pfaff hobbylock 604 will certainly help you make a decision on the purchase.
If you already are a holder of Pfaff hobbylock 604, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Pfaff hobbylock 604.
However, one of the most important roles played by the user manual is to help in solving problems with Pfaff hobbylock 604. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Pfaff hobbylock 604 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
